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Finding the Fourth Proportional to 5,403.52, 8,062.97 and 4,703.68

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Solution

The fourth proportional to 5,403.52, 8,062.97 and 4,703.68 is: 7,018.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.52 : 8,062.97 = 4,703.68 : x
  2. Step 2: Convert to fraction form
    5,403.52/8,062.97 = 4,703.68/x
  3. Step 3: Cross multiply
    5,403.52x = 8,062.97 × 4,703.68
  4. Step 4: Simplify right side
    5,403.52x = 37,925,630.73
  5. Step 5: Solve for x
    x = 37,925,630.73/5,403.52
  6. Step 6: Final answer
    x = 7,018.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.